This is a brief description of the .do file and .dta data that generate the results in the paper. 
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1. Statistical software required: STATA 10 IC/SE or more recent versions. 
2. Variable description: see Appendix in the paper.
3. Data description: The data ChinaConsumption.dta is the final dataset constructed mainly from the Chinese Household Income Project 1995 (ICPSR 3012), complemented with China Statistical Yearbook (1996), the China Electronic Map 2004, the Digital Chart of China, China in Time and Space (1990, 2000), and Zhongguo Fenxian Nongcun Jingji Tongji Gaiyao (1991) (China County Economic Statistics, 1991). 
4. The following is a brief summary of tasks in the .do file and corresponding results in the paper. The .do file is self-explanatory.  
   A. Task 1 to Task 4 provide the results in Table 1, including the estimates of variables, diagnostic tests, and the first-stage results summary. 
   B. Task 6.1 to Task 6.3 and task 7.1 to task 7.2 provide the results in Table 4.
   C. Task 8.1 to Task 8.4 provide the results for the Test of Equality of Coefficients of Domestic and International Distance in Table 1.  